JP3355888B2 - 画像符号化記録再生装置 - Google Patents
画像符号化記録再生装置Info
- Publication number
- JP3355888B2 JP3355888B2 JP23944595A JP23944595A JP3355888B2 JP 3355888 B2 JP3355888 B2 JP 3355888B2 JP 23944595 A JP23944595 A JP 23944595A JP 23944595 A JP23944595 A JP 23944595A JP 3355888 B2 JP3355888 B2 JP 3355888B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- frequency
- low
- sync block
- encoding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/917—Television signal processing therefor for bandwidth reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
- H04N9/8047—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction using transform coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/007—Transform coding, e.g. discrete cosine transform
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
- H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
- H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23944595A JP3355888B2 (ja) | 1995-09-19 | 1995-09-19 | 画像符号化記録再生装置 |
US08/713,166 US5923813A (en) | 1995-09-19 | 1996-09-12 | Apparatus and method for image coding and recording/reproducing |
EP19960114813 EP0765090B1 (de) | 1995-09-19 | 1996-09-16 | Anlage und Verfahren zur Bildkodierung und Aufnahme/Wiedergabe |
DE1996630644 DE69630644T2 (de) | 1995-09-19 | 1996-09-16 | Anlage und Verfahren zur Bildkodierung und Aufnahme/Wiedergabe |
KR1019960041525A KR100232248B1 (ko) | 1995-09-19 | 1996-09-19 | 화상 부호화 및 기록/재생 장치 및 방법 |
CN96119987A CN1089982C (zh) | 1995-09-19 | 1996-09-19 | 用于图象编码及记录/再现的装置及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23944595A JP3355888B2 (ja) | 1995-09-19 | 1995-09-19 | 画像符号化記録再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0983951A JPH0983951A (ja) | 1997-03-28 |
JP3355888B2 true JP3355888B2 (ja) | 2002-12-09 |
Family
ID=17044887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23944595A Expired - Fee Related JP3355888B2 (ja) | 1995-09-19 | 1995-09-19 | 画像符号化記録再生装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5923813A (de) |
EP (1) | EP0765090B1 (de) |
JP (1) | JP3355888B2 (de) |
KR (1) | KR100232248B1 (de) |
CN (1) | CN1089982C (de) |
DE (1) | DE69630644T2 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3809719B2 (ja) * | 1998-01-05 | 2006-08-16 | ソニー株式会社 | ディジタルビデオ信号処理装置および方法、ディジタルビデオ信号再生装置、復号装置および方法、ならびに、再生装置および方法 |
JP3834985B2 (ja) * | 1998-01-30 | 2006-10-18 | 三菱電機株式会社 | 記録データ制御装置 |
JP4200541B2 (ja) | 1998-04-03 | 2008-12-24 | ソニー株式会社 | データ変換装置及び方法、信号記録再生装置、並びに再生装置及び方法 |
JP3921841B2 (ja) | 1998-10-16 | 2007-05-30 | ソニー株式会社 | 信号処理装置および方法、ならびに、記録装置、再生装置および記録再生装置 |
AUPQ156199A0 (en) | 1999-07-12 | 1999-08-05 | Canon Kabushiki Kaisha | Method and apparatus for re-ordering of a bit stream |
AU747581B2 (en) * | 1999-07-12 | 2002-05-16 | Canon Kabushiki Kaisha | Method and apparatus for re-ordering of a bit stream |
US6721459B1 (en) | 1999-12-03 | 2004-04-13 | Eastman Kodak Company | Storing sharpness data using embedded carriers |
US7099387B2 (en) * | 2002-03-22 | 2006-08-29 | Realnetorks, Inc. | Context-adaptive VLC video transform coefficients encoding/decoding methods and apparatuses |
US7212681B1 (en) * | 2003-01-15 | 2007-05-01 | Cisco Technology, Inc. | Extension of two-dimensional variable length coding for image compression |
US7194137B2 (en) * | 2003-05-16 | 2007-03-20 | Cisco Technology, Inc. | Variable length coding method and apparatus for video compression |
US7471840B2 (en) * | 2004-08-18 | 2008-12-30 | Cisco Technology, Inc. | Two-dimensional variable length coding of runs of zero and non-zero transform coefficients for image compression |
US7454073B2 (en) | 2004-06-15 | 2008-11-18 | Cisco Technology, Inc. | Video compression using multiple variable length coding processes for multiple classes of transform coefficient blocks |
US7454076B2 (en) * | 2004-06-15 | 2008-11-18 | Cisco Technology, Inc. | Hybrid variable length coding method for low bit rate video coding |
US7492956B2 (en) * | 2004-08-18 | 2009-02-17 | Cisco Technology, Inc. | Video coding using multi-dimensional amplitude coding and 2-D non-zero/zero cluster position coding |
US7499596B2 (en) | 2004-08-18 | 2009-03-03 | Cisco Technology, Inc. | Amplitude coding for clustered transform coefficients |
US7471841B2 (en) | 2004-06-15 | 2008-12-30 | Cisco Technology, Inc. | Adaptive breakpoint for hybrid variable length coding |
US7499595B2 (en) * | 2004-08-18 | 2009-03-03 | Cisco Technology, Inc. | Joint amplitude and position coding for photographic image and video coding |
US7620258B2 (en) * | 2004-08-18 | 2009-11-17 | Cisco Technology, Inc. | Extended amplitude coding for clustered transform coefficients |
US7680349B2 (en) * | 2004-08-18 | 2010-03-16 | Cisco Technology, Inc. | Variable length coding for clustered transform coefficients in video compression |
KR100686141B1 (ko) * | 2005-01-21 | 2007-02-23 | 엘지전자 주식회사 | 이동형 방송 수신기의 디블로킹 필터 및 필터링 방법 |
US7242328B1 (en) | 2006-02-03 | 2007-07-10 | Cisco Technology, Inc. | Variable length coding for sparse coefficients |
TWI350695B (en) * | 2006-10-18 | 2011-10-11 | Realtek Semiconductor Corp | Image encoding/decoding apparatus and method thereof |
JP4674593B2 (ja) * | 2007-04-03 | 2011-04-20 | ソニー株式会社 | 画像符号化装置 |
US8150187B1 (en) | 2007-11-29 | 2012-04-03 | Lsi Corporation | Baseband signal quantizer estimation |
JP4674613B2 (ja) * | 2008-04-15 | 2011-04-20 | ソニー株式会社 | Isdb送信装置およびisdb送信方法、並びにisdb受信装置およびisdb受信方法 |
US9088805B2 (en) * | 2012-02-08 | 2015-07-21 | Vixs Systems, Inc. | Encrypted memory device and methods for use therewith |
US20140133574A1 (en) * | 2012-11-13 | 2014-05-15 | Mediatek Inc. | Method and Apparatus for Sign Data Hiding of Video and Image Data |
CN109104199A (zh) * | 2018-08-29 | 2018-12-28 | 重庆物奇科技有限公司 | 基于霍夫曼编码的编码方法、译码方法及应用 |
CN109120273A (zh) * | 2018-08-29 | 2019-01-01 | 重庆物奇科技有限公司 | 基于霍夫曼编码的编码装置、译码装置及系统 |
CN112913242B (zh) * | 2020-07-24 | 2023-02-28 | 深圳市大疆创新科技有限公司 | 编码方法和编码装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4862295A (en) * | 1985-06-27 | 1989-08-29 | Matsushita Electric Industrial Co., Ltd. | Method of formatting a storage medium and drive unit for controlling the reading and writing of data on the formatted storage medium |
JP2890740B2 (ja) * | 1990-08-09 | 1999-05-17 | 松下電器産業株式会社 | ディジタル映像信号再生装置 |
EP0482888B1 (de) * | 1990-10-25 | 1997-06-04 | Matsushita Electric Industrial Co., Ltd. | Aufzeichnungs- und Wiedergabegerät für Videosignale |
JP2630085B2 (ja) * | 1991-02-26 | 1997-07-16 | 松下電器産業株式会社 | 記録装置と再生装置 |
JPH0522715A (ja) * | 1991-07-12 | 1993-01-29 | Sony Corp | 画像符号化装置 |
EP0551694A1 (de) * | 1992-01-15 | 1993-07-21 | Matsushita Electric Industrial Co., Ltd. | Verfahren zum Aufzeichnen eines digitalen Videosignals |
JP3496885B2 (ja) * | 1992-07-22 | 2004-02-16 | ソニー株式会社 | ディジタルビデオ信号の記録装置 |
JP2720717B2 (ja) * | 1992-07-31 | 1998-03-04 | 松下電器産業株式会社 | 映像信号処理装置 |
JP3093494B2 (ja) * | 1992-11-18 | 2000-10-03 | 株式会社東芝 | 多様性信号処理装置 |
JP3334255B2 (ja) * | 1993-06-02 | 2002-10-15 | 三菱電機株式会社 | 高能率符号化装置 |
-
1995
- 1995-09-19 JP JP23944595A patent/JP3355888B2/ja not_active Expired - Fee Related
-
1996
- 1996-09-12 US US08/713,166 patent/US5923813A/en not_active Expired - Fee Related
- 1996-09-16 EP EP19960114813 patent/EP0765090B1/de not_active Expired - Lifetime
- 1996-09-16 DE DE1996630644 patent/DE69630644T2/de not_active Expired - Fee Related
- 1996-09-19 KR KR1019960041525A patent/KR100232248B1/ko not_active IP Right Cessation
- 1996-09-19 CN CN96119987A patent/CN1089982C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69630644D1 (de) | 2003-12-18 |
EP0765090A3 (de) | 1998-10-14 |
EP0765090B1 (de) | 2003-11-12 |
EP0765090A2 (de) | 1997-03-26 |
CN1089982C (zh) | 2002-08-28 |
JPH0983951A (ja) | 1997-03-28 |
KR970019558A (ko) | 1997-04-30 |
DE69630644T2 (de) | 2004-09-30 |
CN1152840A (zh) | 1997-06-25 |
US5923813A (en) | 1999-07-13 |
KR100232248B1 (ko) | 1999-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081004 Year of fee payment: 6 |
|
LAPS | Cancellation because of no payment of annual fees |